Static mixer



FIG. 1 illustrates a front perspective view of a static mixer.

FIG. 2 illustrates a rear perspective view of the static mixer of FIG. 1 .

FIG. 3 illustrates a front view of the static mixer of FIG. 1 .

FIG. 4 illustrates a cross-sectional view of the static mixer of FIG. 1 along the cut depicted in FIG. 3 .

FIG. 5 illustrates a rear view of the static mixer of FIG. 1 ; and,

FIG. 6 illustrates a side view of the static mixer of FIG. 1 which is the same when viewed from any side. 

CLAIM The ornamental design for a static mixer, as shown and described. 